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Rapid:
Individual Calculations December 2021 |
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| Jordao Barbosa, Marcio Total change: 54.40 | |   |
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| 4a Etapa do Circuito Potiguar de Xadrez RPD | Natal RN | BRA | 2021-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 2027 | 5.00 | 5 | 1.23 | 20 | 24.60 | |
|  Santos, Joao Vitor Rodrigues | | | 1369 | BRA | 1.00 | 1 | 0.01 | 20 | 0.20 | |  Dantas, Isaac Pereira | | | 1645 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Bezerra, Flavio Rodrigo Costa | | | 2054 | BRA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Rocha, Vitor Firmo De Souza | | | 2031 | BRA | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Silva, Antonio Murilo De Melo | | | 1628 | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Campeonato Potiguar RPD 2021 etapa 5 CPX | Natal RN | BRA | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1796 | 2027 | 5.00 | 5 | 1.49 | 20 | 29.80 | |
| | Da Silva Junior, Emanuel Tavares | | | 1513 | BRA | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Macedo, Maximo Iack | m | | 2302 | BRA | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Rocha, Vitor Firmo De Souza | | | 2031 | BRA | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Silva, Antonio Murilo De Melo | | | 1628 | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Do Nascimento, Davi Alves | | | 1507 | BRA | 1.00 | 1 | 0.03 | 20 | 0.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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